Check out and support the coco controller on Kickstarter.
http://www.kickstarter.com/projects/games/the-coco-controller

It is a case that turns your phone into a true handheld gaming platform.

It comes in four sizes: Samsung Galaxy SIII, iPhone 4/4S, latest iPod Touch, and the upcoming iPhone 5.

Pure Fun Soccer will be one of the 31 games in the initial line-up that supports the controller.